Our experience indicates coordination in concurrent engineering (CE) requires support for two types of relationships among decision makers supervisor/subordinate and peer-to-peer Supervisor/subordinate relationships are created by the standard hierarchical decomposition process that is required...

My dissertation aims at understanding the financing and investment decisions of firms. It contains two chapters.Chapter One studies the currency composition of debt for firms in emerging economies. Using a dataset of traded Mexican firms, I document two stylized facts about firms in the...

Incomplete markets provide many challenges for both investment decisions and valuationproblems. While both problems have received extensive attention in complete markets,there remain many open areas in the theory of incomplete markets. We present the resultsin three parts. In the first essay we...

This dissertation contains three essays. The first and second essays examineintergenerational mobility in earnings in Brazil using a data set spanning three generations. I use data from PNAD{a nationally representative household survey inBrazil. I build a three-generations data set consisting of...

The objectives of this research are to assess the returns, risks and correlation ofa mixed-asset portfolio, establish the role of real estate in a mixed-assetportfolio and suggest an appropriate real estate allocation in the South Africanpension fund industry. The issue of low real estate...

This thesis explores the role of emerging markets in investment portfolios. Could an investment portfolio consisting of emerging market securities have outperformed similar portfolios that did not contain emerging markets over recent years? Gathering data from January 1, 2009 to December 31,...

In order to achieve commercial banks liquidity, safety and profitability objective requirements, loan portfolio risk analysis based optimization decisions are rational allocation of assets. Â The risk analysis and asset allocation are the key technology of banking and risk management. Â The...